－I hear you’ve got a new pen pal. I wonder ________.－Oh, he is of medium build with short curly hair from the USA.

Some of the students have already learned enough English to __________ a conversation with a native English speaker.

Not until he left his home _____ to know how importantthe family was for him

you go to the cinema lastnight— Well, I had _______ to, but it was rainingtoo hard.

下列各句中，没有语病的一句是（）